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          <p><span>所需硬件：</span></p>
        </div>
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          <!-- Unnamed (垂直线) -->
          <div id="u1977" class="ax_default line">
            <img id="u1977_img" class="img " src="images/2_4g无线通讯/u1977.png"/>
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          <div id="u1978" class="ax_default line">
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          <div id="u1979" class="ax_default line">
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          <div id="u1980" class="ax_default line">
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          <!-- Unnamed (垂直线) -->
          <div id="u1981" class="ax_default line">
            <img id="u1981_img" class="img " src="images/2_4g无线通讯/u1981.png"/>
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          <!-- Unnamed (水平线) -->
          <div id="u1982" class="ax_default line">
            <img id="u1982_img" class="img " src="images/2_4g无线通讯/u1982.png"/>
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          <!-- Unnamed (水平线) -->
          <div id="u1983" class="ax_default line">
            <img id="u1983_img" class="img " src="images/2_4g无线通讯/u1983.png"/>
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          <div id="u1984" class="ax_default line">
            <img id="u1984_img" class="img " src="images/2_4g无线通讯/u1983.png"/>
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          <!-- Unnamed (水平线) -->
          <div id="u1985" class="ax_default line">
            <img id="u1985_img" class="img " src="images/2_4g无线通讯/u1983.png"/>
          </div>

          <!-- Unnamed (水平线) -->
          <div id="u1986" class="ax_default line">
            <img id="u1986_img" class="img " src="images/2_4g无线通讯/u1983.png"/>
          </div>

          <!-- Unnamed (水平线) -->
          <div id="u1987" class="ax_default line">
            <img id="u1987_img" class="img " src="images/2_4g无线通讯/u1987.png"/>
          </div>
        </div>
      </div>

      <!-- Unnamed (矩形) -->
      <div id="u1988" class="ax_default label">
        <div id="u1988_div" class=""></div>
        <div id="u1988_text" class="text ">
          <p><span>NRF24L01</span></p>
        </div>
      </div>

      <!-- Unnamed (表格) -->
      <div id="u1989" class="ax_default">

        <!-- Unnamed (单元格) -->
        <div id="u1990" class="ax_default table_cell">
          <img id="u1990_img" class="img " src="images/2_4g无线通讯/u1990.png"/>
          <div id="u1990_text" class="text ">
            <p><span>MISO</span></p>
          </div>
        </div>

        <!-- Unnamed (单元格) -->
        <div id="u1991" class="ax_default table_cell">
          <img id="u1991_img" class="img " src="images/2_4g无线通讯/u1990.png"/>
          <div id="u1991_text" class="text ">
            <p><span>SCK</span></p>
          </div>
        </div>

        <!-- Unnamed (单元格) -->
        <div id="u1992" class="ax_default table_cell">
          <img id="u1992_img" class="img " src="images/2_4g无线通讯/u1990.png"/>
          <div id="u1992_text" class="text ">
            <p><span>CE</span></p>
          </div>
        </div>

        <!-- Unnamed (单元格) -->
        <div id="u1993" class="ax_default table_cell">
          <img id="u1993_img" class="img " src="images/2_4g无线通讯/u1993.png"/>
          <div id="u1993_text" class="text ">
            <p><span>GND</span></p>
          </div>
        </div>

        <!-- Unnamed (单元格) -->
        <div id="u1994" class="ax_default table_cell">
          <img id="u1994_img" class="img " src="images/2_4g无线通讯/u1994.png"/>
          <div id="u1994_text" class="text ">
            <p><span>IRQ</span></p>
          </div>
        </div>

        <!-- Unnamed (单元格) -->
        <div id="u1995" class="ax_default table_cell">
          <img id="u1995_img" class="img " src="images/2_4g无线通讯/u1994.png"/>
          <div id="u1995_text" class="text ">
            <p><span>MOSI</span></p>
          </div>
        </div>

        <!-- Unnamed (单元格) -->
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          <img id="u1996_img" class="img " src="images/2_4g无线通讯/u1994.png"/>
          <div id="u1996_text" class="text ">
            <p><span>CSN</span></p>
          </div>
        </div>

        <!-- Unnamed (单元格) -->
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          <img id="u1997_img" class="img " src="images/2_4g无线通讯/u1997.png"/>
          <div id="u1997_text" class="text ">
            <p><span>VCC</span></p>
          </div>
        </div>
      </div>

      <!-- Unnamed (矩形) -->
      <div id="u1998" class="ax_default label">
        <div id="u1998_div" class=""></div>
        <div id="u1998_text" class="text ">
          <p><span>2.4G通讯模块</span></p><p><span>NRF24L01</span></p>
        </div>
      </div>

      <!-- Unnamed (矩形) -->
      <div id="u1999" class="ax_default _文本段落">
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        <div id="u1999_text" class="text ">
          <p style="font-size:14px;"><span style="font-family:'Arial Negreta', 'Arial Normal', 'Arial';font-weight:700;">TIPS：</span></p><p style="font-size:13px;"><span style="font-family:'Arial Normal', 'Arial';font-weight:400;"><br></span></p><p style="font-size:13px;"><span style="font-family:'Arial Normal', 'Arial';font-weight:400;">本示例中需要2个2.4G通讯模块，因为要有发送和接收两端，分别需要2个2.4G通讯模块和arduino</span></p>
        </div>
      </div>

      <!-- Unnamed (矩形) -->
      <div id="u2000" class="ax_default _一级标题">
        <div id="u2000_div" class=""></div>
        <div id="u2000_text" class="text ">
          <p><span>硬件接线：</span></p>
        </div>
      </div>

      <!-- Unnamed (组 合) -->
      <div id="u2001" class="ax_default" data-left="174" data-top="461" data-width="110" data-height="281">

        <!-- Unnamed (矩形) -->
        <div id="u2002" class="ax_default box_1">
          <div id="u2002_div" class=""></div>
          <div id="u2002_text" class="text ">
            <p><span>Arduino</span></p><p><span>NANO</span></p>
          </div>
        </div>

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            <p><span>0</span></p>
          </div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2004" class="ax_default box_1">
          <div id="u2004_div" class=""></div>
        </div>

        <!-- Unnamed (矩形) -->
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          <div id="u2005_div" class=""></div>
        </div>

        <!-- Unnamed (矩形) -->
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          <div id="u2006_div" class=""></div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2007" class="ax_default box_1">
          <div id="u2007_div" class=""></div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2008" class="ax_default box_1">
          <div id="u2008_div" class=""></div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2009" class="ax_default box_1">
          <div id="u2009_div" class=""></div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u2010" class="ax_default ellipse">
          <img id="u2010_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
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        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2012" class="ax_default label">
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          <div id="u2012_text" class="text ">
            <p><span>VIN</span></p>
          </div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u2013" class="ax_default ellipse">
          <img id="u2013_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
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        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2015" class="ax_default label">
          <div id="u2015_div" class=""></div>
          <div id="u2015_text" class="text ">
            <p><span>GND</span></p>
          </div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u2016" class="ax_default ellipse">
          <img id="u2016_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
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          <div id="u2017_div" class=""></div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2018" class="ax_default label">
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          <div id="u2018_text" class="text ">
            <p><span>RST</span></p>
          </div>
        </div>

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        <div id="u2019" class="ax_default ellipse">
          <img id="u2019_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2020" class="ax_default box_1">
          <div id="u2020_div" class=""></div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2021" class="ax_default label">
          <div id="u2021_div" class=""></div>
          <div id="u2021_text" class="text ">
            <p><span>5V</span></p>
          </div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u2022" class="ax_default ellipse">
          <img id="u2022_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2023" class="ax_default box_1">
          <div id="u2023_div" class=""></div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2024" class="ax_default label">
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          <div id="u2024_text" class="text ">
            <p><span>A7</span></p>
          </div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u2025" class="ax_default ellipse">
          <img id="u2025_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2026" class="ax_default box_1">
          <div id="u2026_div" class=""></div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2027" class="ax_default label">
          <div id="u2027_div" class=""></div>
          <div id="u2027_text" class="text ">
            <p><span>A6</span></p>
          </div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u2028" class="ax_default ellipse">
          <img id="u2028_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2029" class="ax_default label">
          <div id="u2029_div" class=""></div>
          <div id="u2029_text" class="text ">
            <p><span>A5</span></p>
          </div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2030" class="ax_default box_1">
          <div id="u2030_div" class=""></div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u2031" class="ax_default ellipse">
          <img id="u2031_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2032" class="ax_default box_1">
          <div id="u2032_div" class=""></div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2033" class="ax_default label">
          <div id="u2033_div" class=""></div>
          <div id="u2033_text" class="text ">
            <p><span>A4</span></p>
          </div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u2034" class="ax_default ellipse">
          <img id="u2034_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2035" class="ax_default box_1">
          <div id="u2035_div" class=""></div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2036" class="ax_default label">
          <div id="u2036_div" class=""></div>
          <div id="u2036_text" class="text ">
            <p><span>A3</span></p>
          </div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u2037" class="ax_default ellipse">
          <img id="u2037_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2038" class="ax_default box_1">
          <div id="u2038_div" class=""></div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2039" class="ax_default label">
          <div id="u2039_div" class=""></div>
          <div id="u2039_text" class="text ">
            <p><span>A2</span></p>
          </div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u2040" class="ax_default ellipse">
          <img id="u2040_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2041" class="ax_default box_1">
          <div id="u2041_div" class=""></div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2042" class="ax_default label">
          <div id="u2042_div" class=""></div>
          <div id="u2042_text" class="text ">
            <p><span>A1</span></p>
          </div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u2043" class="ax_default ellipse">
          <img id="u2043_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2044" class="ax_default box_1">
          <div id="u2044_div" class=""></div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2045" class="ax_default label">
          <div id="u2045_div" class=""></div>
          <div id="u2045_text" class="text ">
            <p><span>A0</span></p>
          </div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u2046" class="ax_default ellipse">
          <img id="u2046_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2047" class="ax_default box_1">
          <div id="u2047_div" class=""></div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2048" class="ax_default label">
          <div id="u2048_div" class=""></div>
          <div id="u2048_text" class="text ">
            <p><span>REF</span></p>
          </div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u2049" class="ax_default ellipse">
          <img id="u2049_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2050" class="ax_default box_1">
          <div id="u2050_div" class=""></div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2051" class="ax_default label">
          <div id="u2051_div" class=""></div>
          <div id="u2051_text" class="text ">
            <p><span>3V3</span></p>
          </div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u2052" class="ax_default ellipse">
          <img id="u2052_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2053" class="ax_default box_1">
          <div id="u2053_div" class=""></div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2054" class="ax_default label">
          <div id="u2054_div" class=""></div>
          <div id="u2054_text" class="text ">
            <p><span>D13</span></p>
          </div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u2055" class="ax_default ellipse">
          <img id="u2055_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2056" class="ax_default box_1">
          <div id="u2056_div" class=""></div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u2057" class="ax_default ellipse">
          <img id="u2057_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2058" class="ax_default box_1">
          <div id="u2058_div" class=""></div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u2059" class="ax_default ellipse">
          <img id="u2059_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2060" class="ax_default box_1">
          <div id="u2060_div" class=""></div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u2061" class="ax_default ellipse">
          <img id="u2061_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2062" class="ax_default box_1">
          <div id="u2062_div" class=""></div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u2063" class="ax_default ellipse">
          <img id="u2063_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2064" class="ax_default box_1">
          <div id="u2064_div" class=""></div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u2065" class="ax_default ellipse">
          <img id="u2065_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2066" class="ax_default box_1">
          <div id="u2066_div" class=""></div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u2067" class="ax_default ellipse">
          <img id="u2067_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2068" class="ax_default box_1">
          <div id="u2068_div" class=""></div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u2069" class="ax_default ellipse">
          <img id="u2069_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2070" class="ax_default box_1">
          <div id="u2070_div" class=""></div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u2071" class="ax_default ellipse">
          <img id="u2071_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2072" class="ax_default box_1">
          <div id="u2072_div" class=""></div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u2073" class="ax_default ellipse">
          <img id="u2073_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2074" class="ax_default box_1">
          <div id="u2074_div" class=""></div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u2075" class="ax_default ellipse">
          <img id="u2075_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2076" class="ax_default box_1">
          <div id="u2076_div" class=""></div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u2077" class="ax_default ellipse">
          <img id="u2077_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2078" class="ax_default box_1">
          <div id="u2078_div" class=""></div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u2079" class="ax_default ellipse">
          <img id="u2079_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2080" class="ax_default box_1">
          <div id="u2080_div" class=""></div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u2081" class="ax_default ellipse">
          <img id="u2081_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2082" class="ax_default box_1">
          <div id="u2082_div" class=""></div>
        </div>

        <!-- Unnamed (椭圆形) -->
        <div id="u2083" class="ax_default ellipse">
          <img id="u2083_img" class="img " src="images/四角开关/u87.png"/>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2084" class="ax_default box_1">
          <div id="u2084_div" class=""></div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2085" class="ax_default label">
          <div id="u2085_div" class=""></div>
          <div id="u2085_text" class="text ">
            <p><span>TX</span></p>
          </div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2086" class="ax_default label">
          <div id="u2086_div" class=""></div>
          <div id="u2086_text" class="text ">
            <p><span>RX</span></p>
          </div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2087" class="ax_default label">
          <div id="u2087_div" class=""></div>
          <div id="u2087_text" class="text ">
            <p><span>RST</span></p>
          </div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2088" class="ax_default label">
          <div id="u2088_div" class=""></div>
          <div id="u2088_text" class="text ">
            <p><span>GND</span></p>
          </div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2089" class="ax_default label">
          <div id="u2089_div" class=""></div>
          <div id="u2089_text" class="text ">
            <p><span>D2</span></p>
          </div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2090" class="ax_default label">
          <div id="u2090_div" class=""></div>
          <div id="u2090_text" class="text ">
            <p><span>D3</span></p>
          </div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2091" class="ax_default label">
          <div id="u2091_div" class=""></div>
          <div id="u2091_text" class="text ">
            <p><span>D4</span></p>
          </div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2092" class="ax_default label">
          <div id="u2092_div" class=""></div>
          <div id="u2092_text" class="text ">
            <p><span>D5</span></p>
          </div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2093" class="ax_default label">
          <div id="u2093_div" class=""></div>
          <div id="u2093_text" class="text ">
            <p><span>D6</span></p>
          </div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2094" class="ax_default label">
          <div id="u2094_div" class=""></div>
          <div id="u2094_text" class="text ">
            <p><span>D7</span></p>
          </div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2095" class="ax_default label">
          <div id="u2095_div" class=""></div>
          <div id="u2095_text" class="text ">
            <p><span>D8</span></p>
          </div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2096" class="ax_default label">
          <div id="u2096_div" class=""></div>
          <div id="u2096_text" class="text ">
            <p><span>D9</span></p>
          </div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2097" class="ax_default label">
          <div id="u2097_div" class=""></div>
          <div id="u2097_text" class="text ">
            <p><span>D10</span></p>
          </div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2098" class="ax_default label">
          <div id="u2098_div" class=""></div>
          <div id="u2098_text" class="text ">
            <p><span>D11</span></p>
          </div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2099" class="ax_default label">
          <div id="u2099_div" class=""></div>
          <div id="u2099_text" class="text ">
            <p><span>D12</span></p>
          </div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2100" class="ax_default box_1">
          <div id="u2100_div" class=""></div>
          <div id="u2100_text" class="text ">
            <p><span>USB</span></p>
          </div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2101" class="ax_default box_1">
          <div id="u2101_div" class=""></div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2102" class="ax_default box_1">
          <div id="u2102_div" class=""></div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2103" class="ax_default box_1">
          <div id="u2103_div" class=""></div>
        </div>
      </div>

      <!-- Unnamed (组 合) -->
      <div id="u2104" class="ax_default" data-left="422" data-top="461" data-width="69" data-height="116">

        <!-- Unnamed (矩形) -->
        <div id="u2105" class="ax_default box_1">
          <div id="u2105_div" class=""></div>
        </div>

        <!-- Unnamed (组 合) -->
        <div id="u2106" class="ax_default" data-left="447" data-top="461" data-width="11" data-height="11">

          <!-- Unnamed (矩形) -->
          <div id="u2107" class="ax_default box_1">
            <div id="u2107_div" class=""></div>
          </div>

          <!-- Unnamed (矩形) -->
          <div id="u2108" class="ax_default box_1">
            <div id="u2108_div" class=""></div>
          </div>
        </div>

        <!-- Unnamed (组 合) -->
        <div id="u2109" class="ax_default" data-left="458" data-top="461" data-width="11" data-height="11">

          <!-- Unnamed (矩形) -->
          <div id="u2110" class="ax_default box_1">
            <div id="u2110_div" class=""></div>
          </div>

          <!-- Unnamed (矩形) -->
          <div id="u2111" class="ax_default box_1">
            <div id="u2111_div" class=""></div>
          </div>
        </div>

        <!-- Unnamed (组 合) -->
        <div id="u2112" class="ax_default" data-left="469" data-top="461" data-width="11" data-height="11">

          <!-- Unnamed (矩形) -->
          <div id="u2113" class="ax_default box_1">
            <div id="u2113_div" class=""></div>
          </div>

          <!-- Unnamed (矩形) -->
          <div id="u2114" class="ax_default box_1">
            <div id="u2114_div" class=""></div>
          </div>
        </div>

        <!-- Unnamed (组 合) -->
        <div id="u2115" class="ax_default" data-left="480" data-top="461" data-width="11" data-height="11">

          <!-- Unnamed (矩形) -->
          <div id="u2116" class="ax_default box_1">
            <div id="u2116_div" class=""></div>
          </div>

          <!-- Unnamed (矩形) -->
          <div id="u2117" class="ax_default box_1">
            <div id="u2117_div" class=""></div>
          </div>
        </div>

        <!-- Unnamed (组 合) -->
        <div id="u2118" class="ax_default" data-left="447" data-top="472" data-width="11" data-height="11">

          <!-- Unnamed (矩形) -->
          <div id="u2119" class="ax_default box_1">
            <div id="u2119_div" class=""></div>
          </div>

          <!-- Unnamed (矩形) -->
          <div id="u2120" class="ax_default box_1">
            <div id="u2120_div" class=""></div>
          </div>
        </div>

        <!-- Unnamed (组 合) -->
        <div id="u2121" class="ax_default" data-left="458" data-top="472" data-width="11" data-height="11">

          <!-- Unnamed (矩形) -->
          <div id="u2122" class="ax_default box_1">
            <div id="u2122_div" class=""></div>
          </div>

          <!-- Unnamed (矩形) -->
          <div id="u2123" class="ax_default box_1">
            <div id="u2123_div" class=""></div>
          </div>
        </div>

        <!-- Unnamed (组 合) -->
        <div id="u2124" class="ax_default" data-left="469" data-top="472" data-width="11" data-height="11">

          <!-- Unnamed (矩形) -->
          <div id="u2125" class="ax_default box_1">
            <div id="u2125_div" class=""></div>
          </div>

          <!-- Unnamed (矩形) -->
          <div id="u2126" class="ax_default box_1">
            <div id="u2126_div" class=""></div>
          </div>
        </div>

        <!-- Unnamed (组 合) -->
        <div id="u2127" class="ax_default" data-left="480" data-top="472" data-width="11" data-height="11">

          <!-- Unnamed (矩形) -->
          <div id="u2128" class="ax_default box_1">
            <div id="u2128_div" class=""></div>
          </div>

          <!-- Unnamed (矩形) -->
          <div id="u2129" class="ax_default box_1">
            <div id="u2129_div" class=""></div>
          </div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2130" class="ax_default box_1">
          <div id="u2130_div" class=""></div>
        </div>

        <!-- Unnamed (矩形) -->
        <div id="u2131" class="ax_default box_1">
          <div id="u2131_div" class=""></div>
        </div>

        <!-- Unnamed (组 合) -->
        <div id="u2132" class="ax_default" data-left="424" data-top="533" data-width="45" data-height="44">

          <!-- Unnamed (垂直线) -->
          <div id="u2133" class="ax_default line">
            <img id="u2133_img" class="img " src="images/2_4g无线通讯/u1977.png"/>
          </div>

          <!-- Unnamed (垂直线) -->
          <div id="u2134" class="ax_default line">
            <img id="u2134_img" class="img " src="images/2_4g无线通讯/u1977.png"/>
          </div>

          <!-- Unnamed (垂直线) -->
          <div id="u2135" class="ax_default line">
            <img id="u2135_img" class="img " src="images/2_4g无线通讯/u1977.png"/>
          </div>

          <!-- Unnamed (垂直线) -->
          <div id="u2136" class="ax_default line">
            <img id="u2136_img" class="img " src="images/2_4g无线通讯/u1977.png"/>
          </div>

          <!-- Unnamed (垂直线) -->
          <div id="u2137" class="ax_default line">
            <img id="u2137_img" class="img " src="images/2_4g无线通讯/u1981.png"/>
          </div>

          <!-- Unnamed (水平线) -->
          <div id="u2138" class="ax_default line">
            <img id="u2138_img" class="img " src="images/2_4g无线通讯/u1982.png"/>
          </div>

          <!-- Unnamed (水平线) -->
          <div id="u2139" class="ax_default line">
            <img id="u2139_img" class="img " src="images/2_4g无线通讯/u1983.png"/>
          </div>

          <!-- Unnamed (水平线) -->
          <div id="u2140" class="ax_default line">
            <img id="u2140_img" class="img " src="images/2_4g无线通讯/u1983.png"/>
          </div>

          <!-- Unnamed (水平线) -->
          <div id="u2141" class="ax_default line">
            <img id="u2141_img" class="img " src="images/2_4g无线通讯/u1983.png"/>
          </div>

          <!-- Unnamed (水平线) -->
          <div id="u2142" class="ax_default line">
            <img id="u2142_img" class="img " src="images/2_4g无线通讯/u1983.png"/>
          </div>

          <!-- Unnamed (水平线) -->
          <div id="u2143" class="ax_default line">
            <img id="u2143_img" class="img " src="images/2_4g无线通讯/u1987.png"/>
          </div>
        </div>
      </div>

      <!-- Unnamed (矩形) -->
      <div id="u2144" class="ax_default label">
        <div id="u2144_div" class=""></div>
        <div id="u2144_text" class="text ">
          <p><span>NRF24L01</span></p>
        </div>
      </div>

      <!-- Unnamed (表格) -->
      <div id="u2145" class="ax_default">

        <!-- Unnamed (单元格) -->
        <div id="u2146" class="ax_default table_cell">
          <img id="u2146_img" class="img " src="images/2_4g无线通讯/u2146.png"/>
          <div id="u2146_text" class="text ">
            <p><span>MISO</span></p>
          </div>
        </div>

        <!-- Unnamed (单元格) -->
        <div id="u2147" class="ax_default table_cell">
          <img id="u2147_img" class="img " src="images/2_4g无线通讯/u2147.png"/>
          <div id="u2147_text" class="text ">
            <p><span>SCK</span></p>
          </div>
        </div>

        <!-- Unnamed (单元格) -->
        <div id="u2148" class="ax_default table_cell">
          <img id="u2148_img" class="img " src="images/2_4g无线通讯/u2148.png"/>
          <div id="u2148_text" class="text ">
            <p><span>CE</span></p>
          </div>
        </div>

        <!-- Unnamed (单元格) -->
        <div id="u2149" class="ax_default table_cell">
          <img id="u2149_img" class="img " src="images/2_4g无线通讯/u2149.png"/>
          <div id="u2149_text" class="text ">
            <p><span>GND</span></p>
          </div>
        </div>

        <!-- Unnamed (单元格) -->
        <div id="u2150" class="ax_default table_cell">
          <img id="u2150_img" class="img " src="images/2_4g无线通讯/u1994.png"/>
          <div id="u2150_text" class="text ">
            <p><span>IRQ</span></p>
          </div>
        </div>

        <!-- Unnamed (单元格) -->
        <div id="u2151" class="ax_default table_cell">
          <img id="u2151_img" class="img " src="images/2_4g无线通讯/u2151.png"/>
          <div id="u2151_text" class="text ">
            <p><span>MOSI</span></p>
          </div>
        </div>

        <!-- Unnamed (单元格) -->
        <div id="u2152" class="ax_default table_cell">
          <img id="u2152_img" class="img " src="images/2_4g无线通讯/u2152.png"/>
          <div id="u2152_text" class="text ">
            <p><span>CSN</span></p>
          </div>
        </div>

        <!-- Unnamed (单元格) -->
        <div id="u2153" class="ax_default table_cell">
          <img id="u2153_img" class="img " src="images/2_4g无线通讯/u2153.png"/>
          <div id="u2153_text" class="text ">
            <p><span>VCC</span></p>
          </div>
        </div>
      </div>

      <!-- Unnamed (矩形) -->
      <div id="u2154" class="ax_default label">
        <div id="u2154_div" class=""></div>
        <div id="u2154_text" class="text ">
          <p><span>请参考arduino nano的引脚图，找到nano的MISO、SCK、MOSI引脚，这三个引脚之间只有一种接法。</span></p>
        </div>
      </div>

      <!-- Unnamed (连接线) -->
      <div id="u2155" class="ax_default _连接线">
        <img id="u2155_seg0" class="img " src="images/2_4g无线通讯/u2155_seg0.png" alt="u2155_seg0"/>
        <img id="u2155_seg1" class="img " src="images/2_4g无线通讯/u2155_seg1.png" alt="u2155_seg1"/>
        <img id="u2155_seg2" class="img " src="images/2_4g无线通讯/u2155_seg2.png" alt="u2155_seg2"/>
        <img id="u2155_seg3" class="img " src="images/2_4g无线通讯/u2155_seg3.png" alt="u2155_seg3"/>
        <div id="u2155_text" class="text " style="display:none; visibility: hidden">
          <p></p>
        </div>
      </div>

      <!-- Unnamed (连接线) -->
      <div id="u2156" class="ax_default _连接线">
        <img id="u2156_seg0" class="img " src="images/2_4g无线通讯/u2156_seg0.png" alt="u2156_seg0"/>
        <img id="u2156_seg1" class="img " src="images/2_4g无线通讯/u2156_seg1.png" alt="u2156_seg1"/>
        <img id="u2156_seg2" class="img " src="images/2_4g无线通讯/u2156_seg2.png" alt="u2156_seg2"/>
        <img id="u2156_seg3" class="img " src="images/2_4g无线通讯/u2156_seg3.png" alt="u2156_seg3"/>
        <img id="u2156_seg4" class="img " src="images/2_4g无线通讯/u2156_seg4.png" alt="u2156_seg4"/>
        <img id="u2156_seg5" class="img " src="images/2_4g无线通讯/u2156_seg5.png" alt="u2156_seg5"/>
        <div id="u2156_text" class="text " style="display:none; visibility: hidden">
          <p></p>
        </div>
      </div>

      <!-- Unnamed (连接线) -->
      <div id="u2157" class="ax_default _连接线">
        <img id="u2157_seg0" class="img " src="images/2_4g无线通讯/u2157_seg0.png" alt="u2157_seg0"/>
        <img id="u2157_seg1" class="img " src="images/2_4g无线通讯/u2157_seg1.png" alt="u2157_seg1"/>
        <img id="u2157_seg2" class="img " src="images/2_4g无线通讯/u2157_seg2.png" alt="u2157_seg2"/>
        <img id="u2157_seg3" class="img " src="images/2_4g无线通讯/u2157_seg3.png" alt="u2157_seg3"/>
        <div id="u2157_text" class="text " style="display:none; visibility: hidden">
          <p></p>
        </div>
      </div>

      <!-- Unnamed (连接线) -->
      <div id="u2158" class="ax_default _连接线">
        <img id="u2158_seg0" class="img " src="images/2_4g无线通讯/u2158_seg0.png" alt="u2158_seg0"/>
        <img id="u2158_seg1" class="img " src="images/2_4g无线通讯/u2158_seg1.png" alt="u2158_seg1"/>
        <img id="u2158_seg2" class="img " src="images/2_4g无线通讯/u2158_seg2.png" alt="u2158_seg2"/>
        <img id="u2158_seg3" class="img " src="images/2_4g无线通讯/u2158_seg3.png" alt="u2158_seg3"/>
        <div id="u2158_text" class="text " style="display:none; visibility: hidden">
          <p></p>
        </div>
      </div>

      <!-- Unnamed (连接线) -->
      <div id="u2159" class="ax_default _连接线">
        <img id="u2159_seg0" class="img " src="images/2_4g无线通讯/u2159_seg0.png" alt="u2159_seg0"/>
        <img id="u2159_seg1" class="img " src="images/2_4g无线通讯/u2159_seg1.png" alt="u2159_seg1"/>
        <img id="u2159_seg2" class="img " src="images/2_4g无线通讯/u2159_seg2.png" alt="u2159_seg2"/>
        <img id="u2159_seg3" class="img " src="images/2_4g无线通讯/u2159_seg3.png" alt="u2159_seg3"/>
        <img id="u2159_seg4" class="img " src="images/2_4g无线通讯/u2159_seg4.png" alt="u2159_seg4"/>
        <img id="u2159_seg5" class="img " src="images/2_4g无线通讯/u2159_seg5.png" alt="u2159_seg5"/>
        <div id="u2159_text" class="text " style="display:none; visibility: hidden">
          <p></p>
        </div>
      </div>

      <!-- Unnamed (连接线) -->
      <div id="u2160" class="ax_default _连接线">
        <img id="u2160_seg0" class="img " src="images/驱动oled显示屏/u1719_seg0.png" alt="u2160_seg0"/>
        <img id="u2160_seg1" class="img " src="images/2_4g无线通讯/u2160_seg1.png" alt="u2160_seg1"/>
        <img id="u2160_seg2" class="img " src="images/2_4g无线通讯/u2160_seg2.png" alt="u2160_seg2"/>
        <img id="u2160_seg3" class="img " src="images/2_4g无线通讯/u2160_seg3.png" alt="u2160_seg3"/>
        <div id="u2160_text" class="text " style="display:none; visibility: hidden">
          <p></p>
        </div>
      </div>

      <!-- Unnamed (连接线) -->
      <div id="u2161" class="ax_default _连接线">
        <img id="u2161_seg0" class="img " src="images/反射式光电开关/u353_seg0.png" alt="u2161_seg0"/>
        <img id="u2161_seg1" class="img " src="images/2_4g无线通讯/u2161_seg1.png" alt="u2161_seg1"/>
        <img id="u2161_seg2" class="img " src="images/2_4g无线通讯/u2161_seg2.png" alt="u2161_seg2"/>
        <img id="u2161_seg3" class="img " src="images/2_4g无线通讯/u2161_seg3.png" alt="u2161_seg3"/>
        <div id="u2161_text" class="text " style="display:none; visibility: hidden">
          <p></p>
        </div>
      </div>

      <!-- Unnamed (矩形) -->
      <div id="u2162" class="ax_default label">
        <div id="u2162_div" class=""></div>
        <div id="u2162_text" class="text ">
          <p><span>发送端与接收端接线方式一致</span></p>
        </div>
      </div>

      <!-- Unnamed (矩形) -->
      <div id="u2163" class="ax_default _一级标题">
        <div id="u2163_div" class=""></div>
        <div id="u2163_text" class="text ">
          <p><span>示例代码：</span></p>
        </div>
      </div>

      <!-- Unnamed (矩形) -->
      <div id="u2164" class="ax_default label">
        <div id="u2164_div" class=""></div>
        <div id="u2164_text" class="text ">
          <p><span>发送端代码：</span></p>
        </div>
      </div>

      <!-- Unnamed (矩形) -->
      <div id="u2165" class="ax_default _文本段落">
        <div id="u2165_div" class=""></div>
        <div id="u2165_text" class="text ">
          <p><span>#include &lt;SPI.h&gt;</span></p><p><span>#include &lt;nRF24L01.h&gt;</span></p><p><span>#include &lt;RF24.h&gt;</span></p><p><span><br></span></p><p><span>RF24 radio(7,8);&nbsp;&nbsp; // 设置 CE,CSN</span></p><p><span>const byte address[6] = &quot;00001&quot;;&nbsp; //通讯通道地址，可以为任意的5个字符串</span></p><p><span>void setup()</span></p><p><span>{</span></p><p><span>&nbsp; Serial.begin(9600);</span></p><p><span>&nbsp; radio.begin();&nbsp;&nbsp; //启动nRF模组</span></p><p><span>&nbsp; radio.openWritingPipe(address);&nbsp; //设定通道地址</span></p><p><span>&nbsp; radio.setPALevel(RF24_PA_MIN);&nbsp; //设定广播功率</span></p><p><span>&nbsp; radio.stopListening();&nbsp;&nbsp; //停止侦听，设定成发射模式</span></p><p><span>&nbsp; }</span></p><p><span>&nbsp;</span></p><p><span>void loop() {</span></p><p><span>&nbsp; // put your main code here, to run repeatedly:</span></p><p><span>&nbsp; </span></p><p><span>&nbsp; const char text = 'A';</span></p><p><span>&nbsp; radio.write(&amp;text, sizeof(text));</span></p><p><span>&nbsp; Serial.println(text);</span></p><p><span>&nbsp; delay(1000);</span></p><p><span>}</span></p>
        </div>
      </div>

      <!-- Unnamed (矩形) -->
      <div id="u2166" class="ax_default label">
        <div id="u2166_div" class=""></div>
        <div id="u2166_text" class="text ">
          <p><span>接收端代码：</span></p>
        </div>
      </div>

      <!-- Unnamed (矩形) -->
      <div id="u2167" class="ax_default _文本段落">
        <div id="u2167_div" class=""></div>
        <div id="u2167_text" class="text ">
          <p><span>#include &lt;nRF24L01.h&gt;</span></p><p><span>#include &lt;printf.h&gt;</span></p><p><span>#include &lt;RF24.h&gt;</span></p><p><span>#include &lt;RF24_config.h&gt;</span></p><p><span>&nbsp;</span></p><p><span>RF24 radio(7,8);&nbsp;&nbsp; // 设置CE, CSN</span></p><p><span>const byte address[6] = &quot;00001&quot;;&nbsp; //通讯通道地址</span></p><p><span>void setup()</span></p><p><span>{</span></p><p><span>&nbsp; Serial.begin(9600);</span></p><p><span>&nbsp; radio.begin();&nbsp;&nbsp; //启动nRF模组</span></p><p><span>&nbsp; radio.openReadingPipe(0,address);&nbsp; //设定通道地址</span></p><p><span>&nbsp; radio.setPALevel(RF24_PA_MIN);&nbsp; //设定广播功率</span></p><p><span>&nbsp; radio.startListening();&nbsp; //开始监听无线广播</span></p><p><span>&nbsp; }</span></p><p><span>&nbsp;</span></p><p><span>void loop() {</span></p><p><span>&nbsp; // put your main code here, to run repeatedly:</span></p><p><span>&nbsp; if (radio.available())</span></p><p><span>&nbsp; {</span></p><p><span>&nbsp;&nbsp;&nbsp; char text = &quot;&quot;;</span></p><p><span>&nbsp;&nbsp;&nbsp; radio.read(&amp;text,sizeof(text));</span></p><p><span>&nbsp;&nbsp;&nbsp; Serial.println(text);</span></p><p><span>&nbsp;&nbsp;&nbsp; delay(500);</span></p><p><span>&nbsp;&nbsp;&nbsp; }</span></p><p><span>}</span></p>
        </div>
      </div>

      <!-- Unnamed (矩形) -->
      <div id="u2168" class="ax_default _一级标题">
        <div id="u2168_div" class=""></div>
        <div id="u2168_text" class="text ">
          <p><span>运行结果：</span></p>
        </div>
      </div>

      <!-- Unnamed (矩形) -->
      <div id="u2169" class="ax_default label">
        <div id="u2169_div" class=""></div>
        <div id="u2169_text" class="text ">
          <p><span>串口查看：发送端发送字符“A”，接收端接收字符“A”，并串口打印出来</span></p>
        </div>
      </div>
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